<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>我的网页</title>
    <style>
        * {
            box-sizing: border-box;
        }

        body {
            background-color: #f1f1f1;
            padding: 10;
            width: 1330px;
            
            
        }

        .header {
            background-color: white;
            text-align: center;
            padding: 30px;

        }

        .header h1 {
            font-size: 50px;
        }

        .topnav {
            background-color: #333;

            overflow: hidden;
        }

        .topnav a {
            text-decoration: none;
            color: #f1f1f1;
            display: block;
            float: left;
            padding: 14px 16px;
        }

        .topnav a:hover {
            color: #000;
            background-color: #f3d3d3;
        }
        .middle{
            width: 1330px;
            margin-top: 10px;
            height: 900px;
        }
        .middle_left{
            float: left;
            margin-right: 10px;
            
            width: 1000px;

        }
        .middle_left_top{
            background-color: white;
            padding: 20px 10px;
        }
        .picture{
            background-color: #999;
            width:980px;
            height: 200px;
        }
        .middle_left_under{
            background-color: white;
            margin-top: 10px;
            padding: 20px 10px;
        }
        .middle_right{
            float: left;   
        }
        .aboutme{
            background-color: white;
            padding: 20px 10px;
        }
        .mycontent{
            background-color: #999;
            width: 300px;
            height: 100px;
        }
        .pictureone{
            height: 100px;
        }
        .picturetwo{
            height: 100px;
        }
        .picturethree{
            height: 100px;
        }
        .articles{
            background-color: white;
            padding: 20px 10px;
            margin-top:10px;

        }
        .articlescontent{
            background-color: #999;

        }
        .attentionme{
            background-color: white;
            padding: 20px 10px;
            margin-top:10px;
        }
        .bottom{
            width:100%;
            height: 100px;
            background-color:#998;
            text-align: center;
            line-height:100px
        }
        
    </style>

</head>

<body>
    <div class="header">
        <h1>我的网页</h1>
        <p>重置浏览器查看效果</p>
    </div>
    <div class="topnav">
        <a href="#">首页</a>
        <a href="#">登录</a>
        <a href="#">注册</a>
        <a href="#" style="float: right">安全退出</a>
    </div>
    <div class="middle">
        <div class="middle_left">
            <div class="middle_left_top">
                <h2>文章标题</h2>
                <p>2019年4月17日</p>
                <div class="picture">图片</div>
                <p>一些文本...</p>
                <p>跟着管老师学习...</p>
            </div>
            <div class="middle_left_under">
                    <h2>文章标题</h2>
                    <p>2019年4月17日</p>
                    <div class="picture">图片</div>
                    <p>一些文本...</p>
                    <p>跟着管老师学习...</p>
                </div>
        </div>
        <div class="middle_right">
            <div class="aboutme">
                <h2>关于我</h2>
                <div class="mycontent"></div>
                <p>关于我们一些信息</p>
            </div>
            <div class="articles">
                <h2>热门文章</h2>
                <div class="articlescontent">
                    <div class="pictureone">
                        图片一...
                    </div>
                    <div class="picturetwo">
                        图片二...
                    </div>
                    <div class="picturethree">
                        图片三...
                    </div>
                </div>
            </div>
            <div class="attentionme">
                    <h2>关注我</h2>
                    <p>一些文本...</p>
            </div>
        </div>
    </div>
    <div class="bottom">
        <h1>底部区域</h1>
    </div>


</body>

</html>